CN201662230U - Exhaust device of directly-heated type liquid heater - Google Patents
Exhaust device of directly-heated type liquid heater Download PDFInfo
- Publication number
- CN201662230U CN201662230U CN2010201157623U CN201020115762U CN201662230U CN 201662230 U CN201662230 U CN 201662230U CN 2010201157623 U CN2010201157623 U CN 2010201157623U CN 201020115762 U CN201020115762 U CN 201020115762U CN 201662230 U CN201662230 U CN 201662230U
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- heat
- generating pipe
- interface channel
- end plate
- heat pipes
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Abstract
The utility model relates to the technical field of an exhaust device, in particular to an exhaust device of a directly-heated type liquid heater, which comprises heat pipes, a vent, an end plate, and a connection channel formed on the end plate, wherein the end plate comprises an upper end plate and a lower end plate, the connection channel comprises an upper connection channel formed on the upper end plate, the two ends of the heat pipes are fixed in the connection channel of the end plate, the heat pipes are sequentially communicated in serials, the vent is formed on a channel wall of the upper connection channel, which is correspondingly connected with the heat pipes which flow up to down, the other end of the vent is communicated with the upper connection channel, which corresponds to the heat pipes adjacent to the heat pipes which flow up to down, so that the steam can be smoothly discharged out of the heater, the steam is prevented from gathering on the top ends of the heat pipes to generate the dry burning hidden of the heat pipes, the heat transfer efficiency of the heat pipes can be improved, the service life of the heat pipes can be prolonged, and the utility model has simple structure and good exhaust effect.
Description
Technical field:
The utility model relates to the exhaust apparatus technical field, particularly a kind of exhaust apparatus of directly-heated type liquid heater.
Background technology:
Be used for the directly-heated type liquid heater of heating liquid, its primary structure comprises heat-generating pipe, i.e. movement, with the fixing end plate of heat-generating pipe, to add thermal effect in order improving, generally be fixed with many and the heat-generating pipe that is communicated with successively on end plate, liquid flows through in the many heat-generating pipes successively and is heated.Liquid can produce a large amount of steam in high-temperature heating process, because heat-generating pipe is connected in series connection successively, liquid flows to liquid outlet by inlet successively along heat-generating pipe from top to bottom more from top to bottom so circularly.Because the density of steam is little, air pressure is big, steam will rise in the corresponding last interface channel that connects of heat-generating pipe once producing, liquid in the last interface channel is arranged by the powerful air pressure of steam, when steam gathers certain volume, a large amount of steam will accumulate in the heat-generating pipe that flows from top to bottom and with the liquid in the heat-generating pipe and arrange, reduced the contact area of heat-generating pipe and liquid, reduced the heat-transfer effect of heat-generating pipe and liquid, thereby reduce the thermal effect that adds of liquid heater, simultaneously, the heat-generating pipe tube wall of steam habitat forms " dry combustion method " phenomenon in the heating process, this dry combustion method phenomenon has shortened the service life of heat-generating pipe, has increased the maintenance cost of directly-heated type liquid heater.The dry combustion method phenomenon does not take place when guaranteeing that liquid flows between each heat-generating pipe, stop potential safety hazard, exhaust apparatus need be set.
The exhaust mode that generally uses has two kinds at present: the one, on the end plate of directly-heated type liquid heater, offer steam vent, the steam that accumulates in the heat-generating pipe top of flowing is from top to bottom discharged outside the heater by steam vent, solved the problem of heat-generating pipe dry combustion method, but because exhaust outlet directly leads to the external world, be unfavorable for sealing, thereby reduce the thermal effect that adds of heater, and have hidden danger safe in utilization.The 2nd, on the end plate of directly-heated type liquid heater, set up the device of cooling down, accumulating in from top to bottom, the steam at the heat-generating pipe top of stream is discharged in the device of cooling down, solved heat-generating pipe dry combustion method problem, the steam of discharging in the device of cooling down condensing reflux in heat-generating pipe, again heated by heat-generating pipe, this exhaust mode complex structure increases equipment cost.
The utility model content:
The purpose of this utility model is that a kind of exhaust apparatus that prevents the directly-heated type liquid heater of heater heat-generating pipe dry combustion method danger, simple in structure, good exhaust effect is provided at the deficiencies in the prior art.
For achieving the above object, the utility model adopts following technical scheme:
A kind of exhaust apparatus of directly-heated type liquid heater, it comprises heat-generating pipe, steam vent, end plate and the interface channel that is opened in end plate, described end plate comprises upper head plate and bottom plate, described interface channel comprises the last interface channel that is opened in upper head plate, the two ends of described heat-generating pipe are fixed in the interface channel of end plate, described heat-generating pipe is connected in series connection successively, described steam vent is opened in the conduit wall that flows to from top to bottom corresponding the last interface channel that connects of heat-generating pipe, and it is that the adjacent flow direction of from top to bottom heat-generating pipe is the last interface channel of the corresponding connection of heat-generating pipe from top to bottom that the other end of steam vent is communicated with the flow direction.
Described steam vent is opened in and flows to is the conduit wall top of the corresponding last interface channel that connects of heat-generating pipe from top to bottom.
Described steam vent is opened in and flows to is the conduit wall bottom of the corresponding last interface channel that connects of heat-generating pipe from top to bottom.
It is the last interface channel of the corresponding connection of heat-generating pipe from top to bottom that the other end of described steam vent is communicated with along the adjacent flow direction in liquid flow path direction the place ahead.
The described conduit wall of going up interface channel offers at least two steam vents.
The utility model beneficial effect is: the utility model comprises heat-generating pipe, steam vent, end plate and the interface channel that is opened in end plate, described end plate comprises upper head plate and bottom plate, described interface channel comprises the last interface channel that is opened in upper head plate, the two ends of described heat-generating pipe are fixed in the interface channel of end plate, described heat-generating pipe is connected in series connection successively, described steam vent is opened in the conduit wall that flows to from top to bottom corresponding the last interface channel that connects of heat-generating pipe, and it is that the adjacent flow direction of from top to bottom heat-generating pipe is the last interface channel of the corresponding connection of heat-generating pipe from top to bottom that the other end of steam vent is communicated with the flow direction; Guarantee that Yin Gaowen heats the steam that produces and can discharge heater smoothly, avoid a large amount of steam to accumulate in the heat-generating pipe top of stream from top to bottom, thereby avoided the potential safety hazard of heat-generating pipe dry combustion method, simple in structure, good exhaust effect.
Description of drawings:
Fig. 1 is the internal structure schematic diagram of the exhaust apparatus of a kind of directly-heated type liquid heater of the utility model.
Fig. 2 is the schematic cross-section of the exhaust apparatus of a kind of directly-heated type liquid heater of the utility model.
Reference numeral among Fig. 1 and Fig. 2 is respectively:
1---the last interface channel of upper head plate 2---bottom plate 3---
4---heat-generating pipe 5---steam vent 6---inlets
7---liquid outlet
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described.
Embodiment one
See illustrated in figures 1 and 2, the utility model comprises heat-generating pipe 4, steam vent 5, end plate and the interface channel that is opened in end plate, described end plate comprises upper head plate 1 and bottom plate 2, described interface channel comprises the last interface channel 3 that is opened in upper head plate 1, the two ends of described heat-generating pipe 4 are fixed in the interface channel of end plate, described heat-generating pipe 4 is connected in series connection successively, described steam vent 5 is opened in the conduit wall that flows to from top to bottom heat-generating pipe 4 corresponding last interface channels 3 that connect, and it is that the adjacent flow directions of from top to bottom heat-generating pipe 4 are the last interface channel 3 of heat-generating pipe 4 corresponding connections from top to bottom that the other end of steam vent 5 is communicated with the flow direction; After opening Liquid valve and connecting the power supply of directly-heated type liquid heater, liquid flows through and is heated from inlet 6 along interface channel with in the heat-generating pipe 4 that is connected successively, because heat-generating pipe 4 is connected in series connection successively, liquid is along with the order of connection of heat-generating pipe 4 flows from top to bottom, flow from top to bottom, so circular flow is to liquid outlet 7 again.Because the liquid of part heat-generating pipe 4 is for flowing from top to bottom, and the steam that is produced through the high temperature heating is little owing to density, air pressure is big, so steam will rise from bottom to top and accumulates in interface channel 3 once producing, steam vent 5 is opened in and flows to is the conduit wall of the heat-generating pipe 4 corresponding last interface channels 3 that connect from top to bottom, make a large amount of steam of assembling in time to discharge from liquid outlet 7, avoid steam to assemble in a large number, the powerful hydraulic pressure of steam utilization arranges liquid, thereby avoids heat-generating pipe 4 inwalls directly not contact with liquid and produce the potential safety hazard of dry combustion method.
The steam vent 5 of present embodiment is opened in and flows to is the conduit wall top of the heat-generating pipe 4 corresponding last interface channels 3 that connect from top to bottom.Because the density of steam is little, so the steam that the high temperature heating produces is once producing the top that will gather interface channel 3 at once, steam vent 5 is opened in the conduit wall top of interface channel 3, can in time steam be arranged smoothly, danger safe in utilization, as can to avoid heat-generating pipe 4 dry combustion methods to cause effectively.
It is the last interface channels 3 of heat-generating pipe 4 corresponding connections from top to bottom that the other end of the steam vent 5 of present embodiment is communicated with along the adjacent flow direction in liquid flow path direction the place ahead, accumulating in the liquid flow path direction will arrange to liquid outlet 7 along the liquid flow path direction for the steam of from top to bottom corresponding last interface channels 3 that connect of heat-generating pipe 4, drain age velocity is fast, good exhaust effect.
The conduit wall of the last interface channel 3 of present embodiment offers at least two steam vents 5.Because the needs of producing and using, can rationally offer the position and the quantity of steam vent 5 according to the distance of the conduit wall of last interface channel 3, even temperature is too high, producing a large amount of steam in short time also can arrange rapidly and smoothly, and do not cause the gathering of steam, avoid the potential safety hazard of heat-generating pipe 4 dry combustion methods.
Embodiment two
Different with embodiment one is, the steam vent 5 of present embodiment is opened in the conduit wall bottom that flows to from top to bottom heat-generating pipe 4 corresponding last interface channels 3 that connect.The steam that the high temperature heating produces accumulates in interface channel 3 owing to density is little, when the volume of assembling when steam has taken last interface channel 3, the steam vent 5 that steam is then offered from the conduit wall bottom of last interface channel 3 is discharged outside the heat-generating pipe 4, also can play and take precautions against the danger that dry combustion method causes.
The present embodiment remainder is identical with embodiment one, repeats no more here.
Certainly, the above only is a better embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (5)
1. the exhaust apparatus of a directly-heated type liquid heater, it comprises heat-generating pipe, steam vent, end plate and the interface channel that is opened in end plate, it is characterized in that: described end plate comprises upper head plate and bottom plate, described interface channel comprises the last interface channel that is opened in upper head plate, the two ends of described heat-generating pipe are fixed in the interface channel of end plate, described heat-generating pipe is connected in series connection successively, described steam vent is opened in the conduit wall that flows to from top to bottom corresponding the last interface channel that connects of heat-generating pipe, and it is that the adjacent flow direction of from top to bottom heat-generating pipe is the last interface channel of the corresponding connection of heat-generating pipe from top to bottom that the other end of steam vent is communicated with the flow direction.
2. the exhaust apparatus of a kind of directly-heated type liquid heater according to claim 1 is characterized in that: described steam vent is opened in and flows to is the conduit wall top of the corresponding last interface channel that connects of heat-generating pipe from top to bottom.
3. the exhaust apparatus of a kind of directly-heated type liquid heater according to claim 2 is characterized in that: described steam vent is opened in and flows to is the conduit wall bottom of the corresponding last interface channel that connects of heat-generating pipe from top to bottom.
4. according to the exhaust apparatus of claim 2 or 3 described a kind of directly-heated type liquid heaters, it is characterized in that: the other end of described steam vent is communicated with the last interface channel that the flow direction adjacent along liquid flow path direction the place ahead is the corresponding connection of heat-generating pipe from top to bottom.
5. the exhaust apparatus of a kind of directly-heated type liquid heater according to claim 4 is characterized in that: the described conduit wall of going up interface channel offers at least two steam vents.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201157623U CN201662230U (en) | 2010-02-08 | 2010-02-08 | Exhaust device of directly-heated type liquid heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201157623U CN201662230U (en) | 2010-02-08 | 2010-02-08 | Exhaust device of directly-heated type liquid heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201662230U true CN201662230U (en) | 2010-12-01 |
Family
ID=43232648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201157623U Expired - Fee Related CN201662230U (en) | 2010-02-08 | 2010-02-08 | Exhaust device of directly-heated type liquid heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201662230U (en) |
-
2010
- 2010-02-08 CN CN2010201157623U patent/CN201662230U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101201 Termination date: 20140208 |